-----BEGIN PGP SIGNED MESSAGE----- =============================================================================== Security Advisory CERT-NL =============================================================================== Author/Source : Gert Meijerink Index : S-97-70 Distribution : World Page : 1 Classification: External Version: 1 Subject : Buffer Overflow Problem in rdist Date : 18-Sep-97 =============================================================================== By courtesy of CERT Coordination Center we received the following information. CERT Coordination Center advisory CA-97.23.rdist reports a vulnerability in rdist. This vulnerability allows anyone with access to a local account to gain root privileges. This advisory provides information to determine if your system is vulnerable and, if it is to follow your vendor's instructions in the advisory or install a freely available version of the rdist program that is not installed as a set-user-id root. CERT-NL recommends to acct according to the advisory. All CERT Coordination Center advisories are mirrored by CERT-NL. The specific URL for this case is: ADVISORIES ARE REGULARLY UPDATED BY CERT COORDINATION CENTER. Therefore we advise you to check on our mirror regularly - you can automate this process using the CERT-NL notifier service. More information about the CERT-NL mirror and notifier services is contained in News items N-95-01 (notifier) and N-95-02 (CERT mirror), both present on ============================================================================== CERT-NL is the Computer Emergency Response Team for SURFnet customers. SURFnet is the Dutch network for educational, research and related institutes. CERT-NL is a member of the Forum of Incident Response and Security Teams (FIRST). All CERT-NL material is available under: http://www.surfnet.nl/surfnet/security/cert-nl.html ftp://ftp.surfnet.nl/surfnet/net-security In case of computer or network security problems please contact your local CERT/security-team or CERT-NL (if your institute is NOT a SURFnet customer please address the appropriate (local) CERT/security-team). CERT-NL is one/two hour(s) ahead of UTC (GMT) in winter/summer, i.e. UTC+0100 in winter and UTC+0200 in summer (DST). Email: cert-nl@surfnet.nl ATTENDED REGULARLY ALL DAYS Phone: +31 302 305 305 BUSINESS HOURS ONLY Fax: +31 302 305 329 BUSINESS HOURS ONLY Snailmail: SURFnet bv Attn. CERT-NL P.O. Box 19035 NL - 3501 DA UTRECHT The Netherlands NOODGEVALLEN: 06 52 87 92 82 ALTIJD BEREIKBAAR EMERGENCIES : +31 6 52 87 92 82 ATTENDED AT ALL TIMES CERT-NL'S EMERGENCY PHONENUMBER IS ONLY TO BE USED IN CASE OF EMERGENCIES: THE SURFNET HELPDESK OPERATING THE EMERGENCY NUMBER HAS A *FIXED* PROCEDURE FOR DEALING WITH YOUR ALERT AND WILL IN REGULAR CASES RELAY IT TO CERT-NL IN AN APPROPRIATE MANNER. CERT-NL WILL THEN CONTACT YOU. -----BEGIN PGP SIGNATURE----- Version: 2.6.3i Charset: cp850 iQCVAwUBNCArNkU5nQkWIq1FAQEq3AQAzVww3e7eyBWfPatoWewnjjXyM0jKai7R 2+y7qgzjr32GeiEIku40c9P3MhU3ubzKyej9fdiBswW/NTHKqEf6e0b6rsRd9DyD U8CZJ4HRwRv4ToHTG4gdC3Pr6Oj5xSJPou5xnZXjo5eg0euAn11z3XaktcVre04h QMeihlnpWAk= =xcwj -----END PGP SIGNATURE----- -- End --